When equipped with Thanos Sword-AD:
Increases damage of Cart Cannon and Acidified Zone (Fire/Water/Wind/Ground) by 15%.

For each 2 Refine Levels of equipped Weapon:
Increases Ranged Physical Damage by 2%.
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When equipped with Thanos Bow-AD:
Increases damage of Sharp Shooting and Crescive Bolt by 15%.

For each 2 Refine Levels of equipped Weapon:
Increases Ranged Physical Damage by 2%.
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When equipped with Thanos Violin-AD or Thanos Whip-AD:
Increases damage of Severe Rainstorm and Rhythm Shooting by 15%.

For each 2 Refine Levels of equipped Weapon:
Increases Ranged Physical Damage by 2%.
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[Bonus by Grade of Headgear]
[Grade D]: CON +1
[Grade C]: P.ATK +1